12x+3=16x+9

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Solution for 12x+3=16x+9 equation: 



12x+3=16x+9

We move all terms to the left:

12x+3-(16x+9)=0

We get rid of parentheses

12x-16x-9+3=0

We add all the numbers together, and all the variables

-4x-6=0

We move all terms containing x to the left, all other terms to the right

-4x=6

x=6/-4

x=-1+1/2

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